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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Maureen Heuer

Bib: 2573 •F •Age: 67

Durant, IA

Shamrock Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 1949
Gender (Female)
#0 / 791
Masters (Masters Women)
#0 / 277
Age Group (F65-69)
#0 / 10
Race Day Weather
71°/61°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
36:11
3.11 mi
Rank: #1720
Start → 5K
36:11 | 11:39/mi
10K
1:13:12
6.21 mi
Rank: #1723 (-3)
5K → 10K
37:01 | 11:55/mi
15K
1:50:36
9.32 mi
Rank: #1718 (+5)
10K → 15K
37:24 | 12:03/mi
20K
2:28:21
12.43 mi
Rank: #1713 (+5)
15K → 20K
37:45 | 12:10/mi
Half
2:36:58
13.10 mi
Rank: #1701 (+12)
20K → Half
8:37 | 12:51/mi
25K
3:07:06
15.53 mi
Rank: #1682 (+19)
Half → 25K
30:08 | 12:23/mi
30K
3:40:18
18.64 mi
Rank: #1645 (+37)
25K → 30K
33:12 | 10:42/mi
35K
4:23:54
21.75 mi
Rank: #1592 (+53)
30K → 35K
43:36 | 14:03/mi
25.2M
5:09:30
25.20 mi
Rank: #1582 (+10)
35K → 25.2M
45:36 | 13:13/mi
Finish
5:20:20
26.22 mi
Rank: #1573 (+9)
25.2M → Finish
10:50 | 10:38/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:36:58
Pace12:00 /mi
2nd Half
Distance13.12 mi
Time2:43:22
Pace12:28 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:20:2936:1111:3936:11
11:39
-
10K
6.21 mi08:57:301:13:1211:4737:01
11:55
+0:16
15K
9.32 mi09:34:541:50:3611:5237:24
12:03
+0:08
20K
12.43 mi10:12:392:28:2111:5737:45
12:10
+0:07
Half
13.10 mi10:21:162:36:5812:008:37
12:51
+0:41
25K
15.53 mi10:51:243:07:0612:0330:08
12:23
-0:28
30K
18.64 mi11:24:363:40:1811:5033:12
10:42
-1:41
35K
21.75 mi12:08:124:23:5412:0943:36
14:03
+3:21
25.2M
25.20 mi12:53:485:09:3012:1745:36
13:13
-0:50
Finish
26.22 mi13:04:385:20:2012:1410:50
10:38
-2:35

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Green = fastest, yellow = moderate, red = slowest segments.

Fastest Pace

10:38 /mi

Average Pace

12:14 /mi

Slowest Pace

14:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Color indicates pace quality: green = fast pace, yellow = moderate, red = slow pace.

Time at Fast Pace

1:20:13

25% of race

Time at Moderate Pace

2:22:18

44% of race

Time at Slow Pace

1:37:49

31% of race

Average Pace: 12:13 /mi

Loading chart...
Fast pace (< avg)
Moderate pace (≈ avg)
Slow pace (> avg)

🎨Heatmap

Pace Heatmap

Visual intensity map of your pacing throughout the race. Green = fastest, yellow = moderate, red = slowest.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Fast
Moderate
Slow

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi08:20:2936:1111:3936:11
11:39
#1720
10K
6.21 mi08:57:301:13:1211:4737:01
11:55
#1723
15K
9.32 mi09:34:541:50:3611:5237:24
12:03
#1718
20K
12.43 mi10:12:392:28:2111:5737:45
12:10
#1713
Half
13.10 mi10:21:162:36:5812:008:37
12:51
#1701
25K
15.53 mi10:51:243:07:0612:0330:08
12:23
#1682
30K
18.64 mi11:24:363:40:1811:5033:12
10:42
#1645
35K
21.75 mi12:08:124:23:5412:0943:36
14:03
#1592
25.2M
25.20 mi12:53:485:09:3012:1745:36
13:13
#1582
Finish
26.22 mi13:04:385:20:2012:1410:50
10:38
#1573
Fast pace
Moderate pace
Slow pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi172064281711(Top 88%)639(Top 81%)7(Top 70%)
10K6.21 mi3.10 mi1723-36427+11715(Top 88%)638(Top 81%)8(Top 80%)
15K9.32 mi3.11 mi1718+5641+18-11711(Top 88%)639(Top 81%)7(Top 70%)
20K12.43 mi3.11 mi1713+5645-481689(Top 87%)644(Top 81%)7(Top 70%)
Half13.10 mi0.67 mi1701+12640+57+11652(Top 85%)626(Top 79%)6(Top 60%)
25K15.53 mi2.43 mi1682+19631+971542(Top 79%)577(Top 73%)6(Top 60%)
30K18.64 mi3.11 mi1645+37616+156+11426(Top 73%)541(Top 68%)5(Top 50%)
35K21.75 mi3.11 mi1592+53593+2361329(Top 68%)506(Top 64%)4(Top 40%)
25.2M25.20 mi3.45 mi1582+10595-261469(Top 75%)582(Top 74%)5(Top 50%)
Finish26.22 mi1.02 mi1573+9590+561178(Top 60%)445(Top 56%)3(Top 30%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×1
+26ft-31ft

Overall

1711

Females

639

F65-69

7

5K→10K

3.1 - 6.2 mi

Top 88%
×2
+38ft-17ft

Overall

1715

Females

638

F65-69

8

10K→15K

6.2 - 9.3 mi

Top 88%
×2
+26ft-44ft

Overall

1711

Females

639

F65-69

7

15K→20K

9.3 - 12.4 mi

Top 87%
×1
+35ft-22ft

Overall

1689

Females

644

F65-69

7

20K→Half

12.4 - 13.1 mi

Top 85%
×1
+7ft-13ft

Overall

1652

Females

626

F65-69

6

Half→25K

13.1 - 15.5 mi

Top 79%
×2
+48ft-19ft

Overall

1542

Females

577

F65-69

6

25K→30K

15.5 - 18.6 mi

Top 73%
×2
+38ft-52ft

Overall

1426

Females

541

F65-69

5

30K→35K

18.6 - 21.8 mi

Top 68%
×2
+39ft-39ft

Overall

1329

Females

506

F65-69

4

35K→25.2M

21.8 - 25.2 mi

Top 75%
×3
+57ft-58ft

Overall

1469

Females

582

F65-69

5

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×1
+17ft-12ft

Overall

1178

Females

445

F65-69

3

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
219
Passed By
72
Net Change
+147
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1720
5K → 10K2427-3#1720#1723
10K → 15K1611+5#1723#1718
15K → 20K1813+5#1718#1713
20K → Half142+12#1713#1701
Half → 25K278+19#1701#1682
25K → 30K381+37#1682#1645
30K → 35K574+53#1645#1592
35K → 25.2M155+10#1592#1582
25.2M → Finish101+9#1582#1573
TOTALS21972+147
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

BQ

Boston Qualifying analysis available

Finisher Certificate

Download and share your official race completion certificate

🏆 Finisher Certificate
Download or share your official race finisher certificate
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Your certificate is generated on-demand and can be shared on social media or saved for your records

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
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